Use the Quadratic Formula to find all solutions of the equation in the interval (0, 2). Round

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Use the Quadratic Formula to find all solutions of the equation in the interval (0, 2π). Round your result to four decimal places.
1. 12 sin2 x − 13 sin x + 3 = 0
2. 3 tan2 x + 4 tan x − 4 = 0
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